Initial band-aids on SDL_GetMouseState() API breakage. More work to come.

 Fixes Bugzilla #758.

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%404334

include/SDL_mouse.h

@@ -111,7 +111,7 @@ extern DECLSPEC SDL_bool SDLCALL SDL_GetRelativeMouseMode(int index);
  *  mouse cursor position relative to the focus window for the currently
  *  selected mouse.  You can pass NULL for either x or y.
  */
-extern DECLSPEC Uint8 SDLCALL SDL_GetMouseState(int index, int *x, int *y);
+extern DECLSPEC Uint8 SDLCALL SDL_GetMouseState(int *x, int *y);
 
 /**
  *  \brief Retrieve the state of the specified mouse.

src/SDL_compat.c

@@ -285,7 +285,7 @@ SDL_CompatEventFilter(void *userdata, SDL_Event * event)
             }
 
             selected = SDL_SelectMouse(event->wheel.which);
-            SDL_GetMouseState(selected, &x, &y);
+            SDL_GetMouseState(&x, &y);
             SDL_SelectMouse(selected);
 
             if (event->wheel.y > 0) {

src/events/SDL_mouse.c

@@ -252,9 +252,9 @@ SDL_GetRelativeMouseMode(int index)
 }
 
 Uint8
-SDL_GetMouseState(int index, int *x, int *y)
+SDL_GetMouseState(int *x, int *y)
 {
-    SDL_Mouse *mouse = SDL_GetMouse(index);
+    SDL_Mouse *mouse = SDL_GetMouse(SDL_current_mouse);
 
     if (!mouse) {
         if (x) {

test/testalpha.c

@@ -291,7 +291,7 @@ MoveSprite(SDL_Surface * screen, SDL_Surface * light)
     if (light != NULL) {
         int x, y;
 
-        SDL_GetMouseState(0, &x, &y);
+        SDL_GetMouseState(&x, &y);
         FlashLight(screen, light, x, y);
     }
 

test/testgl.c

@@ -270,7 +270,7 @@ DrawLogoCursor(void)
     }
 
     /* Move the image around */
-    SDL_GetMouseState(0, &x, &y);
+    SDL_GetMouseState(&x, &y);
     x -= w / 2;
     y -= h / 2;